White Rodgers 24A34-3 For Six Element Furnaces, For Seven Element Furnaces, Wiring Diagrams

FOR SIX ELEMENT FURNACES

COMBINATION Fan and Heater Loads

TWO-STAGE Room Thermostat Option After 3rd Element

			WIRING
	M5	M6	To 5th element
TWO POLE	M7	M8	To 6th element
	H	H	To W2 of 24vAC wall thermostat
	M1	M2	To fan interlock
TWO POLE	M3	M4	To 4th element
	H	H
		(Two Timings)
		24A34-6
	M5	M6	To common of 24v transformer
TWO POLE	M7	M8	To 3rd element
	H	H	To W1 of 24vAC wall thermostat
	M1	M2	To fan & 1st element
TWO POLE	M3	M4	To 2nd element
	H	H
		(Two Timings)
		24A34-6

SEPARATE Fan and Heater Loads

TWO-STAGE Room Thermostat Option After 2nd or 4th Element

			WIRING
	M5	M6	To 6th element
ONE POLE	H	H	To W2 of 24vAC wall thermostat
	M1	M2	To fan interlock
TWO POLE	M3	M4	To 5th element
	H	H
		(Two Timings)
		24A34-6
	M5	M6	To common of 24v transformer
TWO POLE	M7	M8	To 4th element
	H	H	To W2 of 24vAC wall thermostat
	M1	M2	To fan interlock
TWO POLE	M3	M4	To 3rd element
	H	H
		(Two Timings)
		24A34-6
	M5	M6	To common of 24v transformer
TWO POLE	M7	M8	To 2nd element
	H	H	To W1 of 24vAC wall thermostat
	M1	M2	To fan
TWO POLE	M3	M4	To 1st element
	H	H

(Two Timings)

24A34-6

DOTTED LINE BETWEEN "H" TERMINAL IS A FACTORY-INSTALLED JUMPER

WIRING DIAGRAMS

FOR SEVEN ELEMENT FURNACES

COMBINATION Fan and Heater Loads

TWO-STAGE Room Thermostat Option After 3rd or 5th Element

			WIRING
	M5	M6	To 7th element
ONE POLE	H	H	To W2 of 24vAC wall thermostat
	M1	M2	To fan interlock
TWO POLE	M3	M4	To 6th element
	H	H
		(Two Timings)
		24A34-5
	M5	M6	To common of 24v transformer
TWO POLE	M7	M8	To 5th element
	H	H	To W2 of 24vAC wall thermostat
	M1	M2	To fan interlock
TWO POLE	M3	M4	To 4th element
	H	H
		(Two Timings)
		24A34-6
	M5	M6	To common of 24v transformer
TWO POLE	M7	M8	To 3rd element
	H	H	To W1 of 24vAC wall thermostat
	M1	M2	To fan & 1st element
TWO POLE	M3	M4	To 2nd element
	H	H

(Two Timings)

24A34-6

SEPARATE Fan and Heater Loads

TWO-STAGE Room Thermostat Option After 3rd or 5th Element

			WIRING
	M5	M6	To 6th element
TWO POLE	M7	M8	To 7th element
	H	H	To W2 of 24vAC wall thermostat
	M1	M2	To fan interlock
TWO POLE	M3	M4	To 5th element
	H	H
		(Two Timings)
		24A34-6
	M5	M6	To common of 24v transformer
TWO POLE	M7	M8	To 4th element
	H	H	To W2 of 24vAC wall thermostat
	M1	M2	To fan interlock
TWO POLE	M3	M4	To 3rd element
	H	H
		(Two Timings)
		24A34-6

	M5	M6	To common of 24v transformer
TWO POLE	M7	M8	To 2nd element
	H	H	To W1 of 24vAC wall thermostat
	M1	M2	To fan
TWO POLE	M3	M4	To 1st element
	H	H

(Two Timings)

24A34-6

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